.title{
  font-size: $font-size-sub-content;
  font-weight: bold;
  @extend .carticle;
  @extend .pt10;
  @extend .pb10;
  @extend .flex-l
}
.pointer{
  cursor:pointer;
}
.box {
  box-sizing: border-box;
}
.border{
  border: solid 1px #efefef;
}
.w100{
  width: 100%;
}






